Comparison : Item # SPH30044003A, SPH30044003A - 4-40 Hex Threaded Standoffs
Item # SPH30044003C, SPH30044003C - 4-40 Hex Threaded Standoffs
Item # SPH30044003D, SPH30044003D - 4-40 Hex Threaded Standoffs
Item # SPH30044003N, SPH30044003N - 4-40 Hex Threaded Standoffs
Item # SPH30044004A, SPH30044004A - 4-40 Hex Threaded Standoffs